The Royal Thai Air Force is inviting visitors to the Phra Maha That Nopphamethanidon Nopphaphon Phumisiri pagodas on Doi Inthanon to look at the fog, with the cool season now under way. Group Capt Thaksin Chantharasorn, head of the working group at the site, said the lawn in front of the pagodas gives a high view over Mae Chaem district. On a clear day, he said, you can make out the houses below.